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Using object-oriented Concepts in Golang

Posted on March 22, 2022April 11, 2022 by Niklas Heidloff
Most Kubernetes operators are implemented in Go for good reasons. However, Go has a steeper learning curve than many other languages. This article describes one of the concepts which might seem a little unusual for many Go beginners. (more…)
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Importing Go Modules in Kubernetes Operators

Posted on March 21, 2022April 11, 2022 by Niklas Heidloff
When developing Kubernetes Operators with Golang, often third party modules need to be used. This article describes how to import modules and how to publish your own ones. (more…)
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Manually deploying Operators to Kubernetes

Posted on March 18, 2022 by Niklas Heidloff
Kubernetes operators automate the deployment and operations of Kubernetes based software. Developers can develop and run them locally pointing to resources in Kubernetes. As the next step this article describes how operators can be deployed to run directly on Kubernetes. (more…)
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Storing State of Kubernetes Resources with Conditions

Posted on March 17, 2022April 11, 2022 by Niklas Heidloff
Kubernetes operators deploy and manage custom resources in Kubernetes. Since these operations can take a longer time and since they can fail, status information needs to be reported to users. This article describes how this can be done using the 'Conditions' object. (more…)
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Updating Resources from Kubernetes Operators

Posted on March 16, 2022April 11, 2022 by Niklas Heidloff
Kubernetes operators are a powerful technology to deploy infrastructure and applications and to automate day 2 operations. This article describes how to create and update resources from operators developed with Golang. (more…)
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Accessing third Party Custom Resources in Go Operators

Posted on March 15, 2022April 11, 2022 by Niklas Heidloff
Kubernetes operators allow the automatic deployment and management of software. Operators can manage core Kubernetes resources as well as custom resources, for example third parties resources. (more…)
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Finding out the Kubernetes Version in Operators

Posted on March 14, 2022April 11, 2022 by Niklas Heidloff
Kubernetes operators allow the automatic deployment and management of software. Since different Kubernetes distributions have different capabilities, operators need to handle these differences. (more…)
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Deleting Resources in Kubernetes Operators

Posted on March 11, 2022March 15, 2022 by Niklas Heidloff
Kubernetes operators are a powerful technology to deploy infrastructure and appplications and to automate day 2 operations. This article describes how to delete from operators resources that operators own as well as external resources. (more…)
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Deploying Serverless SaaS with Serverless Toolchains

Posted on March 10, 2022April 11, 2022 by Niklas Heidloff
For serverless applications not only the compute should be serverless, but also the deployment. This article describes how to deploy and run a multi-tenancy SaaS application fully serverless on the IBM Cloud. (more…)
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Developing Serverless Toolchains

Posted on March 9, 2022April 11, 2022 by Niklas Heidloff
Previously I blogged about how to deploy serverless SaaS with serverless toolchains. In this article I explain some details how I've implemented the toolchain. (more…)
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Niklas Heidloff

Hi, my name is Niklas Heidloff. I work for IBM as a Developer Advocate. I like learning, cloud technologies, Java, JavaScript and AI. I'm a proud father of five and love BBQ.

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Recent Posts

  • IBM helps Partners to scale their Businesses
  • Home Improvements
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  • Scaling Applications automatically with Operators
  • Exporting Metrics from Kubernetes Apps for Prometheus
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  • Accessing Kubernetes from Go Applications
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  • Continuous Delivery with DevSecOps Reference Architecture
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  • The Kubernetes Operator Metamodel
  • Converting Custom Resource Versions in Operators
  • Initialization and Validation Webhooks in Operators
  • Configuring Webhooks for Kubernetes Operators
  • Defining Dependencies in Kubernetes Operators
  • Deploying Operators with the Operator Lifecycle Manager

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